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12-2 Vocabulary
Ecosystem Vocabulary
| Question | Answer |
|---|---|
| All of the living and nonliving parts of an area | ecosystem |
| non-living factors in an ecosystem (Ex: water, air) | abiotic |
| living factors in an ecosystem (plants, bacteria) | biotic |
| an organism that makes its own food | autotroph or producer |
| an organism that can not make food; it has to eat food to produce energy | heterotroph or consumer |
| plant eater; goes through photosynthesis | primary consumer or herbivore |
| a consumer that eats meat only or eats meat and plants | secondary consumer |
| an organism that breaks down waste and recycles nutrients | decomposer |
| a direct link that shows the flow of energy in an ecosystem | food chain |
| a diagram that shows how food chains overlap. | food web |
| how an ecosystem develops over time | ecological succession |
| ecological succession that begins with bare rock | primary succession |
| succession that occurs in a previously existing ecosystem | secondary succession |